2 * Trash virtual folder support. The trashing engine is implemented in trash.c
4 * Copyright (C) 2006 Mikolaj Zalewski
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
36 #include "wine/debug.h"
38 #include "shell32_main.h"
39 #include "enumidlist.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(recyclebin
);
54 static const columninfo RecycleBinColumns
[] =
56 {IDS_SHV_COLUMN1
, &FMTID_Storage
, PID_STG_NAME
, SHCOLSTATE_TYPE_STR
|SHCOLSTATE_ONBYDEFAULT
, LVCFMT_LEFT
, 30},
57 {IDS_SHV_COLUMN_DELFROM
, &FMTID_Displaced
, PID_DISPLACED_FROM
, SHCOLSTATE_TYPE_STR
|SHCOLSTATE_ONBYDEFAULT
, LVCFMT_LEFT
, 30},
58 {IDS_SHV_COLUMN_DELDATE
, &FMTID_Displaced
, PID_DISPLACED_DATE
, SHCOLSTATE_TYPE_DATE
|SHCOLSTATE_ONBYDEFAULT
, LVCFMT_LEFT
, 20},
59 {IDS_SHV_COLUMN2
, &FMTID_Storage
, PID_STG_SIZE
, SHCOLSTATE_TYPE_INT
|SHCOLSTATE_ONBYDEFAULT
, LVCFMT_RIGHT
, 20},
60 {IDS_SHV_COLUMN3
, &FMTID_Storage
, PID_STG_STORAGETYPE
,SHCOLSTATE_TYPE_INT
|SHCOLSTATE_ONBYDEFAULT
, LVCFMT_LEFT
, 20},
61 {IDS_SHV_COLUMN4
, &FMTID_Storage
, PID_STG_WRITETIME
, SHCOLSTATE_TYPE_DATE
|SHCOLSTATE_ONBYDEFAULT
, LVCFMT_LEFT
, 20},
62 /* {"creation time", &FMTID_Storage, PID_STG_CREATETIME, SHCOLSTATE_TYPE_DATE, LVCFMT_LEFT, 20}, */
63 /* {"attribs", &FMTID_Storage, PID_STG_ATTRIBUTES, SHCOLSTATE_TYPE_STR, LVCFMT_LEFT, 20}, */
67 #define COLUMN_DELFROM 1
68 #define COLUMN_DATEDEL 2
71 #define COLUMN_MTIME 5
73 #define COLUMNS_COUNT 6
75 HRESULT
FormatDateTime(LPWSTR buffer
, int size
, FILETIME ft
)
81 FileTimeToLocalFileTime(&ft
, &lft
);
82 FileTimeToSystemTime(&lft
, &time
);
84 ret
= GetDateFormatW(LOCALE_USER_DEFAULT
, DATE_SHORTDATE
, &time
, NULL
, buffer
, size
);
85 if (ret
>0 && ret
<size
)
87 /* Append space + time without seconds */
89 GetTimeFormatW(LOCALE_USER_DEFAULT
, TIME_NOSECONDS
, &time
, NULL
, &buffer
[ret
], size
- ret
);
92 return (ret
!=0 ? E_FAIL
: S_OK
);
99 typedef struct tagRecycleBin
101 IShellFolder2Vtbl
*lpVtbl
;
102 IPersistFolder2Vtbl
*lpPersistFolderVtbl
;
108 static IShellFolder2Vtbl recycleBinVtbl
;
109 static IPersistFolder2Vtbl recycleBinPersistVtbl
;
111 static RecycleBin
*impl_from_IPersistFolder(IPersistFolder2
*iface
)
113 return (RecycleBin
*)((char*)iface
- FIELD_OFFSET(RecycleBin
, lpPersistFolderVtbl
));
116 void RecycleBin_Destructor(RecycleBin
*This
);
118 HRESULT WINAPI
RecycleBin_Constructor(IUnknown
*pUnkOuter
, REFIID riid
, LPVOID
*ppOutput
)
123 return CLASS_E_NOAGGREGATION
;
125 obj
= SHAlloc(sizeof(RecycleBin
));
127 return E_OUTOFMEMORY
;
128 ZeroMemory(obj
, sizeof(RecycleBin
));
129 obj
->lpVtbl
= &recycleBinVtbl
;
130 obj
->lpPersistFolderVtbl
= &recycleBinPersistVtbl
;
131 if (FAILED(ret
= IUnknown_QueryInterface((IUnknown
*)obj
, riid
, ppOutput
)))
133 RecycleBin_Destructor(obj
);
136 /* InterlockedIncrement(&objCount);*/
140 void RecycleBin_Destructor(RecycleBin
*This
)
142 /* InterlockedDecrement(&objCount);*/
147 static HRESULT WINAPI
RecycleBin_QueryInterface(IShellFolder2
*iface
, REFIID riid
, void **ppvObject
)
149 RecycleBin
*This
= (RecycleBin
*)iface
;
150 TRACE("(%p, %s, %p)\n", This
, debugstr_guid(riid
), ppvObject
);
153 if (IsEqualGUID(riid
, &IID_IUnknown
) || IsEqualGUID(riid
, &IID_IShellFolder
)
154 || IsEqualGUID(riid
, &IID_IShellFolder2
))
157 if (IsEqualGUID(riid
, &IID_IPersist
) || IsEqualGUID(riid
, &IID_IPersistFolder
)
158 || IsEqualGUID(riid
, &IID_IPersistFolder2
))
159 *ppvObject
= &This
->lpPersistFolderVtbl
;
161 if (*ppvObject
!= NULL
)
163 IUnknown_AddRef((IUnknown
*)*ppvObject
);
166 WARN("no interface %s\n", debugstr_guid(riid
));
167 return E_NOINTERFACE
;
170 static ULONG WINAPI
RecycleBin_AddRef(IShellFolder2
*iface
)
172 RecycleBin
*This
= (RecycleBin
*)iface
;
173 TRACE("(%p)\n", This
);
174 return InterlockedIncrement(&This
->refCount
);
177 static ULONG WINAPI
RecycleBin_Release(IShellFolder2
*iface
)
179 RecycleBin
*This
= (RecycleBin
*)iface
;
182 TRACE("(%p)\n", This
);
183 result
= InterlockedDecrement(&This
->refCount
);
186 TRACE("Destroy object\n");
187 RecycleBin_Destructor(This
);
192 static HRESULT WINAPI
RecycleBin_ParseDisplayName(IShellFolder2
*This
, HWND hwnd
, LPBC pbc
,
193 LPOLESTR pszDisplayName
, ULONG
*pchEaten
, LPITEMIDLIST
*ppidl
,
194 ULONG
*pdwAttributes
)
200 static HRESULT WINAPI
RecycleBin_EnumObjects(IShellFolder2
*iface
, HWND hwnd
, SHCONTF grfFlags
, IEnumIDList
**ppenumIDList
)
202 RecycleBin
*This
= (RecycleBin
*)iface
;
209 TRACE("(%p, %p, %x, %p)\n", This
, hwnd
, (unsigned int)grfFlags
, ppenumIDList
);
211 if (grfFlags
& SHCONTF_NONFOLDERS
)
213 *ppenumIDList
= NULL
;
214 if (FAILED(ret
= TRASH_EnumItems(&pidls
, &pidls_count
)))
217 list
= IEnumIDList_Constructor();
220 for (i
=0; i
<pidls_count
; i
++)
221 if (!AddToEnumList(list
, pidls
[i
]))
223 *ppenumIDList
= list
;
227 *ppenumIDList
= IEnumIDList_Constructor();
228 if (*ppenumIDList
== NULL
)
229 return E_OUTOFMEMORY
;
236 IEnumIDList_Release(list
);
237 for (; i
<pidls_count
; i
++)
240 return E_OUTOFMEMORY
;
243 static HRESULT WINAPI
RecycleBin_BindToObject(IShellFolder2
*This
, LPCITEMIDLIST pidl
, LPBC pbc
, REFIID riid
, void **ppv
)
245 FIXME("(%p, %p, %p, %s, %p) - stub\n", This
, pidl
, pbc
, debugstr_guid(riid
), ppv
);
249 static HRESULT WINAPI
RecycleBin_BindToStorage(IShellFolder2
*This
, LPCITEMIDLIST pidl
, LPBC pbc
, REFIID riid
, void **ppv
)
251 FIXME("(%p, %p, %p, %s, %p) - stub\n", This
, pidl
, pbc
, debugstr_guid(riid
), ppv
);
255 static HRESULT WINAPI
RecycleBin_CompareIDs(IShellFolder2
*iface
, LPARAM lParam
, LPCITEMIDLIST pidl1
, LPCITEMIDLIST pidl2
)
257 RecycleBin
*This
= (RecycleBin
*)iface
;
260 TRACE("(%p, %p, %p, %p)\n", This
, (void *)lParam
, pidl1
, pidl2
);
261 if (pidl1
->mkid
.cb
!= pidl2
->mkid
.cb
)
262 return MAKE_HRESULT(SEVERITY_SUCCESS
, 0, pidl1
->mkid
.cb
- pidl2
->mkid
.cb
);
263 return MAKE_HRESULT(SEVERITY_SUCCESS
, 0, (unsigned short)memcmp(pidl1
->mkid
.abID
, pidl2
->mkid
.abID
, pidl1
->mkid
.cb
));
266 static HRESULT WINAPI
RecycleBin_CreateViewObject(IShellFolder2
*iface
, HWND hwndOwner
, REFIID riid
, void **ppv
)
268 RecycleBin
*This
= (RecycleBin
*)iface
;
270 TRACE("(%p, %p, %s, %p)\n", This
, hwndOwner
, debugstr_guid(riid
), ppv
);
273 if (IsEqualGUID(riid
, &IID_IShellView
))
278 ZeroMemory(&sfv
, sizeof(sfv
));
279 sfv
.cbSize
= sizeof(sfv
);
280 sfv
.pshf
= (IShellFolder
*)This
;
282 TRACE("Calling SHCreateShellFolderViewEx\n");
283 ret
= SHCreateShellFolderViewEx(&sfv
, &tmp
);
284 TRACE("Result: %08x, output: %p\n", (unsigned int)ret
, tmp
);
289 return E_NOINTERFACE
;
292 static HRESULT WINAPI
RecycleBin_GetAttributesOf(IShellFolder2
*This
, UINT cidl
, LPCITEMIDLIST
*apidl
,
295 TRACE("(%p, %d, {%p, ...}, {%x})\n", This
, cidl
, apidl
[0], (unsigned int)*rgfInOut
);
296 *rgfInOut
&= SFGAO_CANMOVE
|SFGAO_CANDELETE
|SFGAO_HASPROPSHEET
|SFGAO_FILESYSTEM
;
300 static HRESULT WINAPI
RecycleBin_GetUIObjectOf(IShellFolder2
*This
, HWND hwndOwner
, UINT cidl
, LPCITEMIDLIST
*apidl
,
301 REFIID riid
, UINT
*rgfReserved
, void **ppv
)
303 FIXME("(%p, %p, %d, {%p, ...}, %s, %p, %p): stub!\n", This
, hwndOwner
, cidl
, apidl
[0], debugstr_guid(riid
), rgfReserved
, ppv
);
308 static HRESULT WINAPI
RecycleBin_GetDisplayNameOf(IShellFolder2
*This
, LPCITEMIDLIST pidl
, SHGDNF uFlags
, STRRET
*pName
)
310 WIN32_FIND_DATAW data
;
312 TRACE("(%p, %p, %x, %p)\n", This
, pidl
, (unsigned int)uFlags
, pName
);
313 TRASH_UnpackItemID(&pidl
->mkid
, NULL
, &data
);
314 pName
->uType
= STRRET_WSTR
;
315 pName
->pOleStr
= StrDupW(PathFindFileNameW(data
.cFileName
));
316 if (pName
->pOleStr
== NULL
)
317 return E_OUTOFMEMORY
;
322 static HRESULT WINAPI
RecycleBin_SetNameOf(IShellFolder2
*This
, HWND hwnd
, LPCITEMIDLIST pidl
, LPCOLESTR pszName
,
323 SHGDNF uFlags
, LPITEMIDLIST
*ppidlOut
)
326 return E_FAIL
; /* not supported */
329 static HRESULT WINAPI
RecycleBin_GetClassID(IPersistFolder2
*This
, CLSID
*pClassID
)
331 TRACE("(%p, %p)\n", This
, pClassID
);
332 if (This
== NULL
|| pClassID
== NULL
)
334 memcpy(pClassID
, &CLSID_RecycleBin
, sizeof(CLSID
));
338 static HRESULT WINAPI
RecycleBin_Initialize(IPersistFolder2
*iface
, LPCITEMIDLIST pidl
)
340 RecycleBin
*This
= impl_from_IPersistFolder(iface
);
341 TRACE("(%p, %p)\n", This
, pidl
);
343 This
->pidl
= ILClone(pidl
);
344 if (This
->pidl
== NULL
)
345 return E_OUTOFMEMORY
;
349 static HRESULT WINAPI
RecycleBin_GetCurFolder(IPersistFolder2
*iface
, LPITEMIDLIST
*ppidl
)
351 RecycleBin
*This
= impl_from_IPersistFolder(iface
);
353 *ppidl
= ILClone(This
->pidl
);
357 static HRESULT WINAPI
RecycleBin_GetDefaultSearchGUID(IShellFolder2
*iface
, GUID
*pguid
)
363 static HRESULT WINAPI
RecycleBin_EnumSearches(IShellFolder2
*iface
, IEnumExtraSearch
**ppEnum
)
370 static HRESULT WINAPI
RecycleBin_GetDefaultColumn(IShellFolder2
*iface
, DWORD dwReserved
, ULONG
*pSort
, ULONG
*pDisplay
)
372 RecycleBin
*This
= (RecycleBin
*)iface
;
373 TRACE("(%p, %x, %p, %p)\n", This
, (unsigned int)dwReserved
, pSort
, pDisplay
);
379 static HRESULT WINAPI
RecycleBin_GetDefaultColumnState(IShellFolder2
*iface
, UINT iColumn
, SHCOLSTATEF
*pcsFlags
)
381 RecycleBin
*This
= (RecycleBin
*)iface
;
382 TRACE("(%p, %d, %p)\n", This
, iColumn
, pcsFlags
);
383 if (iColumn
< 0 || iColumn
>= COLUMNS_COUNT
)
385 *pcsFlags
= RecycleBinColumns
[iColumn
].pcsFlags
;
389 static HRESULT WINAPI
RecycleBin_GetDetailsEx(IShellFolder2
*iface
, LPCITEMIDLIST pidl
, const SHCOLUMNID
*pscid
, VARIANT
*pv
)
395 static HRESULT WINAPI
RecycleBin_GetDetailsOf(IShellFolder2
*iface
, LPCITEMIDLIST pidl
, UINT iColumn
, LPSHELLDETAILS pDetails
)
397 RecycleBin
*This
= (RecycleBin
*)iface
;
398 WIN32_FIND_DATAW data
;
399 WCHAR buffer
[MAX_PATH
];
401 TRACE("(%p, %p, %d, %p)\n", This
, pidl
, iColumn
, pDetails
);
402 if (iColumn
< 0 || iColumn
>= COLUMNS_COUNT
)
404 pDetails
->fmt
= RecycleBinColumns
[iColumn
].fmt
;
405 pDetails
->cxChar
= RecycleBinColumns
[iColumn
].cxChars
;
408 pDetails
->str
.uType
= STRRET_WSTR
;
409 LoadStringW(shell32_hInstance
, RecycleBinColumns
[iColumn
].column_name_id
, buffer
, MAX_PATH
);
410 return SHStrDupW(buffer
, &pDetails
->str
.pOleStr
);
413 if (iColumn
== COLUMN_NAME
)
414 return RecycleBin_GetDisplayNameOf(iface
, pidl
, SHGDN_NORMAL
, &pDetails
->str
);
416 TRASH_UnpackItemID(&pidl
->mkid
, NULL
, &data
);
420 FormatDateTime(buffer
, MAX_PATH
, data
.ftLastAccessTime
);
423 lstrcpyW(buffer
, data
.cFileName
);
424 PathRemoveFileSpecW(buffer
);
427 StrFormatKBSizeW(((LONGLONG
)data
.nFileSizeHigh
<<32)|data
.nFileSizeLow
, buffer
, MAX_PATH
);
430 FormatDateTime(buffer
, MAX_PATH
, data
.ftLastWriteTime
);
440 pDetails
->str
.uType
= STRRET_WSTR
;
441 pDetails
->str
.pOleStr
= StrDupW(buffer
);
442 return (pDetails
->str
.pOleStr
!= NULL
? S_OK
: E_OUTOFMEMORY
);
445 static HRESULT WINAPI
RecycleBin_MapColumnToSCID(IShellFolder2
*iface
, UINT iColumn
, SHCOLUMNID
*pscid
)
447 RecycleBin
*This
= (RecycleBin
*)iface
;
448 TRACE("(%p, %d, %p)\n", This
, iColumn
, pscid
);
449 if (iColumn
<0 || iColumn
>=COLUMNS_COUNT
)
451 pscid
->fmtid
= *RecycleBinColumns
[iColumn
].fmtId
;
452 pscid
->pid
= RecycleBinColumns
[iColumn
].pid
;
456 static IShellFolder2Vtbl recycleBinVtbl
=
459 RecycleBin_QueryInterface
,
464 RecycleBin_ParseDisplayName
,
465 RecycleBin_EnumObjects
,
466 RecycleBin_BindToObject
,
467 RecycleBin_BindToStorage
,
468 RecycleBin_CompareIDs
,
469 RecycleBin_CreateViewObject
,
470 RecycleBin_GetAttributesOf
,
471 RecycleBin_GetUIObjectOf
,
472 RecycleBin_GetDisplayNameOf
,
473 RecycleBin_SetNameOf
,
476 RecycleBin_GetDefaultSearchGUID
,
477 RecycleBin_EnumSearches
,
478 RecycleBin_GetDefaultColumn
,
479 RecycleBin_GetDefaultColumnState
,
480 RecycleBin_GetDetailsEx
,
481 RecycleBin_GetDetailsOf
,
482 RecycleBin_MapColumnToSCID
485 static HRESULT WINAPI
RecycleBin_IPersistFolder2_QueryInterface(IPersistFolder2
*This
, REFIID riid
, void **ppvObject
)
487 return RecycleBin_QueryInterface((IShellFolder2
*)impl_from_IPersistFolder(This
), riid
, ppvObject
);
490 static ULONG WINAPI
RecycleBin_IPersistFolder2_AddRef(IPersistFolder2
*This
)
492 return RecycleBin_AddRef((IShellFolder2
*)impl_from_IPersistFolder(This
));
495 static ULONG WINAPI
RecycleBin_IPersistFolder2_Release(IPersistFolder2
*This
)
497 return RecycleBin_Release((IShellFolder2
*)impl_from_IPersistFolder(This
));
500 static IPersistFolder2Vtbl recycleBinPersistVtbl
=
503 RecycleBin_IPersistFolder2_QueryInterface
,
504 RecycleBin_IPersistFolder2_AddRef
,
505 RecycleBin_IPersistFolder2_Release
,
508 RecycleBin_GetClassID
,
510 RecycleBin_Initialize
,
511 /* IPersistFolder2 */
512 RecycleBin_GetCurFolder